Shopify App Comparison 2026
Smart Checkout Widgets
Pro:Warning Product Alerts
Which Shopify upsell app increases AOV more? Compare pricing, features, ratings & real merchant reviews for Smart and Pro:Warning Product Alerts to find the best fit for your store.
Personalize upsells, gifting, and custom content at checkout to increase AOV.
View Full DetailsKey Features
- Smart Gifts/BOGO and automatic stackable discounts
- Checkout UX widgets and custom banners
- Social proof and shipping/payment reorder options
- Custom form fields for checkout
- Thank You and Order Status page support
Verdict on Smart
Smart Checkout Widgets is a Built for Shopify checkout customization tool that adds gifting, upsells, and custom content directly in the checkout flow. The free-to-install starter plan with 100 orders/month is great for testing. Only 4 reviews but the 5.0 rating and Shopify certification are promising.
Display custom warning notifications on product pages for age verification, shipping delays, and terms.
View Full DetailsKey Features
- Unlimited warning messages for selected products or variants
- Custom warning icons or upload your own
- Geolocation targeting to display warnings for specific regions
- Multiple alerts per product or variant
- Auto-save warning consent date/time in order details
Verdict on Pro:Warning
Pro:Warning is a Built for Shopify certified tool for compliance and customer communication. The geolocation targeting is useful for stores selling regulated products across regions. At $7.99/month with 5.0 stars, it is affordable and well-reviewed. Essential for stores needing age verification or shipping disclaimers.
Frequently Asked Questions
Does this work with all Shopify plans?
Some checkout customization features may require Shopify Plus. Check the specific widget capabilities for your plan level.
Can I show different warnings by country?
Yes, Pro:Warning includes geolocation targeting that lets you display specific warning messages only to visitors from certain countries or regions.